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stepson — UK [ˈstepˌsʌn] / US noun [countable] Word forms stepson : singular stepson plural stepsons the son of your husband or wife, who is not your child. You are his stepfather or stepmother … English dictionary

stepson — [[t]ste̱psʌn[/t]] stepsons also step son N COUNT: oft poss N Someone s stepson is a son born to their husband or wife during a previous relationship … English dictionary

stepson — noun Date: before 12th century a son of one s husband or wife by a former partner … New Collegiate Dictionary